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Define CPU scheduling.
CPU scheduling is the method of switching the CPU among several processes. CPU scheduling is the basis of multiprogrammed operating systems. By switching the CPU between processes, the operating system can make the computer more productive.
Now let's implement bounded producer-consumer with semaphores, a Coke machine which is initially empty: semaphore sem_mutex = 1 // binary semaphore for mutual exclusion, 1==unlo
What is meant by arm-stickiness? If one or a few processes have a high access rate to data on single track of a storage disk, then they might be monopolizing the device by repe
Now we consider the following questions: how can the parent process communicate with its child? Or how can children processes communicate with other children? The exact answer depe
Discuss the risks of having a single root user
difference between process and thread
Explain system-wide open-file and per-process open-file The system-wide open-file table have a copy of the FCB of each open file, as well as other information. The per-pr
Define multithreading The proficiency of an operating system to execute different parts of a program called threads simultaneously is called as multithreading. A thread is a fl
What are the requirements for solution of critical section problems? Mutual exclusion : If process p is implementing in its critical section then no other processes can be exe
Explain the TlsSetValue (TLSindex, dataPtr)Function The TlsSetValue function associates the dataPtr passed as a parameter as local storage for the requesting thread. The asso
Device Drivers Communicates straight with peripheral devices (disks, tapes, etc.). Responsible for begin physical I/O operations on the device. Pro
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